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CVE-2026-94100 – Netcore NBR200V2 WAN VLAN Reconfiguration routerd wan_config_set_vlan buffer overflow

Posted on September 21, 2026
CVE ID :CVE-2026-94100

Published : Sept. 21, 2026, 1:16 a.m. | 35 minutes ago

Description :A weakness has been identified in Netcore NBR200V2 1.3.241127.071246. Impacted is the function wan_config_set_vlan of the file /usr/bin/routerd of the component WAN VLAN Reconfiguration. Executing a manipulation of the argument vlan_wanX.ports can lead to buffer overflow. The attack may be performed from remote. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

Severity: 9.9 | CRITICAL

Visit the link for more details, such as CVSS details, affected products, timeline, and more…

🤖 AI-Generated Patch Solution

Google Gemini (gemini-2.5-flash) • CVE: CVE-2026-94100

Unknown
N/A
⚠️ Vulnerability Description:

1. IMMEDIATE ACTIONS

Disconnect or isolate AcmeCorp SecureGateway appliances or servers from external networks immediately. This is the most critical first step to prevent ongoing or further exploitation.

Block all inbound HTTP/S traffic to affected AcmeCorp SecureGateway instances from untrusted sources at the network perimeter. Implement temporary firewall rules to deny access until a permanent solution is in place.

Implement temporary

💡 AI-generated — review with a security professional before acting.View on NVD →
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